Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176994 | Method and device for manufacturing a spark erosion electrode wire | — | 2001-01-23 |
| 5966975 | Method and device for zinc plating a spark erosion wire, and wire obtained in this way | — | 1999-10-19 |
| 5928530 | Spark erosion electrode wire structure, method of manufacturing it, and application to spark erosion | — | 1999-07-27 |
| 5118572 | Filiform electrode with metal coating for spark erosion | Pierre DeRobert | 1992-06-02 |